Lahman, S. (2008). The pro football historical abstract: A hardcore fan's guide to all-time player rankings. Lyons Press.
Cita Chicago Style (17a ed.)Lahman, Sean. The Pro Football Historical Abstract: A Hardcore Fan's Guide to All-time Player Rankings. Guilford, Conn.: Lyons Press, 2008.
Cita MLA (8a ed.)Lahman, Sean. The Pro Football Historical Abstract: A Hardcore Fan's Guide to All-time Player Rankings. Lyons Press, 2008.
Precaución: Estas citas no son 100% exactas.